Question

Razon y distancia de
2X-Y+ 4 =0
x
-2
-1
0
1
2​

Answer 1

$\frac{ - 1 + 3 - 4}{ \sqrt{ {1}^{2} } + \sqrt{ {1}^{2} } } = d \\ \\ \frac{ - 2}{ \sqrt{2} } = d \\ \\ \frac{2}{ \sqrt{2} } = d \\ \\ d = \frac{2 \sqrt{2} }{2} = | \sqrt{2} |$

✓thanks for the points✓